144 0001551139 XXXXXXXX LIVE 0001651308 BeiGene, Ltd. 001-37686 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108 345-949-4123 667, L.P. Affiliate American Depositary Shares J.P. Morgan Securities LLC

383 Madison Avenue New York NY 10179

60851 15821260.00 66998744 02/28/2025 NASDAQ American Depositary Shares 08/12/2014 See Remark 2 Issuer N 60851 08/12/2014 Cash N 667, L.P.

860 Washington Street 3rd Floor New York NY 10014

American Depositary Shares 12/09/2024 86110 16125648.11 (1) 667, L.P. is affiliated with Baker Brothers Life Sciences, L.P. Baker Bros. Advisors LP serves as the investment adviser to 667, L.P. and Baker Brothers Life Sciences, L.P. Baker Brothers Life Sciences, L.P. is filing separately for the sale of 671,976 American Depositary Shares ("ADS") of BeiGene, Ltd (the "Issuer"), which along with the reported sales in this form by 667, L.P. totals 732,827 ADS. Each ADS represents 13 Ordinary Shares of the Issuer. The outstanding shares number noted above represents outstanding ADS. All amounts above are expressed in ADS. (2) Purchase of notes later converted to ADS. 02/28/2025 By: BAKER BROS. ADVISORS LP, mgmt company and IA to 667, L.P., /s/ Scott L. Lessing, President